UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nnt/mElD505W7+VZP3aW3+4XTVBdmnH54tzWZNr0Rrw=' 
WHERE 
  key_id = '974debf1e6ca176e5c8d8dce04d372ff72228b4d7601d7564cc8ed29c9b2b86d' 
  AND (
    token = 'Nnt/mElD505W7+VZP3aW3+4XTVBdmnH54tzWZNr0Rrw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )